CVE-2022-49545

ALSA: usb-audio: Cancel pending work at closing a MIDI substream

MEDIUM

5.5

CVSS Score

Published: February 26, 2025 at 02:13 AM UTC

Updated: August 5, 2026 at 09:24 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Cancel pending work at closing a MIDI substream At closing a USB MIDI output substream, there might be still a pending work, which would eventually access the rawmidi runtime object that is being released. For fixing the race, make sure to cancel the pending work at closing.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v < 5.10.1212.6.12 ≤ v < 5.10.1212.6.12 ≤ v < 5.15.462.6.12 ≤ v < 5.17.142.6.12 ≤ v < 5.18.32.6.12 ≤ v < 5.195.11 ≤ v < 5.15.465.16 ≤ v < 5.17.145.18 ≤ v < 5.18.31da177e4c3f41524e886b7f1b8a0c1fc7321cac2 2.6.12

Vendor states this is fixed in 0125de38122f0f66bf61336158d12a1aabfe6425 (fixed)

Vendor states this is fixed in 11868ca21585561659c2575b0d6508ef8e9c4291 (fixed)

Vendor states this is fixed in 40bdb5ec957aca5c5c1924602bef6b0ab18e22d3 (fixed)

Vendor states this is fixed in 517dcef4d2dda0132648f1e4c079ed17bba4d1a4 (fixed)

Vendor states this is fixed in 5e5fe2b6065541c6216a7a003b0cddf386be0d2d (fixed)

Vendor states this is fixed in 2.6.12 (unaffected)

Vendor states this is fixed in 5.10.121 (unaffected)

Vendor states this is fixed in 5.15.46 (unaffected)

Vendor states this is fixed in 5.17.14 (unaffected)

Vendor states this is fixed in 5.18.3 (unaffected)

Vendor states this is fixed in 5.19 (unaffected)